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1 SAFETY SUMMARY
DANGER:
Do not pour water into the indoor or outdoor unit. These products
are equipped with electrical parts. If water contacts with electrical
components then it will cause a serious electrical shock.
Do not touch or adjust safety devices inside the indoor or outdoor
units. If these devices are touched or adjusted, it may cause a
serious accident.
Do not open the service cover or access the indoor or outdoor
units without disconnecting the main power supply.
In case of fire Turn OFF the main switch, put out the fire at once
and contact your service contractor.
CAUTION:
Refrigerant leakage can cause difficulty with breathing due to
insufficient air.
This appliance must be used only by adult and capable
people, having received the technical information or
instructions to handle properly and safely this appliance.
Children should be supervised to ensure that they do not
play with the appliance.
2 IMPORTANT NOTICE
Verify, in accordance with the manuals which appear in the outdoor
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and indoor units, that all the information required for the correct
installation of the system is included. If this is not the case, contact
your distributor.
HITACHI pursues a policy of continuing improvement
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in design and performance of products. The right is therefore
reserved to vary specifications without notice.
HITACHI cannot anticipate every possible circumstance that might
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involve a potential hazard.
This air conditioner has been designed for standard air conditioning
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for human beings only. Do not use this for other purposes such as for
drying clothes, refrigerating foods or for any other cooling o heating
process.
No part of this manual may be reproduced without written
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permission.
If you have any questions, contact your service contractor of
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HITACHI.
This manual gives a common description and information for this air
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conditioner which you operate as well as for other models.
Check and make sure that the explanations of each part of this
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manual correspond to your air conditioner model.
Refer to the models codification (page 1) to confirm the main
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characteristics of your system.
Signal words (DANGER, WARNING and CAUTION) are used to
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identify levels of hazard seriousness. Definitions for identifying
hazard levels are provided below with their respective signal words.
It is assumed that this unit will be operated and serviced by English
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speaking people. If this is not the case, the customer should add
safety, caution and operating signs in the native language of the
personal.
PMML0197_r0_04-10.indb 13
INSTALLATION AND OPERATION MANUAL
WARNING:
NOTE:
This air conditioner has been designed for the following temperature.
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Operate the air conditioner within this range:
Cooling
Mode
Heating
Mode
DB: Dry Bulb Temperature
WB: Wet Bulb Temperature
These operations modes are controlled by the remote control switch.
”
This manual should be considered as a permanent
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part of the air conditioner. This manual gives a common description
and information for this air conditioner which you operate as well as
for other models.
DANGER:
CAUTION:
PART I- OPERATION
Do not use any sprays such as insecticide, lacquer, hair spray or
other flammable gases within approximately one (1) meter from
the system.
If circuit breaker or fuse is often activated, stop the system and
contact your service contractor.
Do not make service or inspections tasks by yourself. This works
must be performed by qualified service person.
Do not put any strange material (sticks, etc...) into the air inlet
and outlet. These units have high speed rotating fans and it is
dangerous that any object touches them.
It is recommended to ventilate the room every 3 or4 hours.
Temperature
Maximum
Indoor
32°C DB/23°C WB
ES Series: 43 °C DB
Outdoor
IVX Series: 46 ºC DB
Indoor
27 °C DB
Outdoor
15 °C WB
Pressure Vessel and Safety Device: This air conditioner is
equipped with a high pressure vessel under PED (Pressure
Equipment Directive). The pressure vessel has been designed
and tested before shipment according to PED. Also, in order to
prevent the system from an abnormal pressure, a high pressure
switch, which needs no field adjustment, is utilized in the
refrigeration system.
Therefore, this air conditioner is protected from abnormal
pressures. However, if abnormally high pressure is applied to the
refrigeration cycle including the high pressure vessel(s), it will
result in serious injury or death due to explosion of the pressure
vessel. Do not apply a pressure higher than the following
pressure to the system, by modifying or changing the high
pressure switch.
This unit is designed for commercial and light industrial
application. If installed in house hold appliance, it could cause
electromagnetic interference.
13
Minimum
21°C DB/15°C WB
-5 °C DB
15 °C DB
ES Series: -10 °C WB
IVX Series: -20 °C WB
08/07/2010 9:20:07
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